manual merge, still wip

www/common/common-util.js

@@ -16,7 +16,7 @@ define([], function () {
                 handlers.splice(handlers.indexOf(cb), 1);
             },
             fire: function () {
-                if (fired) { return; }
+                if (once && fired) { return; }
                 fired = true;
                 var args = Array.prototype.slice.call(arguments);
                 handlers.forEach(function (h) { h.apply(null, args); });
@@ -203,5 +203,9 @@ define([], function () {
         };
     };
 
+    Util.slice = function (A) {
+        return Array.prototype.slice.call(A);
+    };
+
     return Util;
 });